Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2021

Accounting Policies [Abstract]

Schedule of Revenue Disaggregated by Type

	Three Months Ended September 30				Nine Months Ended September 30,
	2021		2020		2021		2020
Systems	$	3,541,360	$	2,953,005	$	8,830,052	$	2,965,774
Disposables, service and accessories		5,318,562		5,504,048		17,210,790		16,099,915
Sublease		246,530		246,530		739,590		739,590
Total revenue	$	9,106,452	$	8,703,583	$	26,780,432	$	19,805,279

Summary of Contract Assets and Liabilities

The following information summarizes the Company’s contract assets and liabilities:

	September 30, 2021			December 31, 2020
Contract Assets - unbilled receivables	$	444,277		$	284,415
Customer deposits	$	1,400,000		$	-
Product shipped, revenue deferred		1,348,458			645,200
Deferred service and license fees		5,733,079			5,186,485
Total deferred revenue	$	8,481,537		$	5,831,685
Less: Long-term deferred revenue		(1,793,298	)		(548,915	)
Total current deferred revenue	$	6,688,239		$	5,282,770

Schedule of Computation of Basic and Diluted Earnings Per Share

The following table sets forth the computation of basic and diluted EPS:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2021			2020			2021			2020
Net loss	$	(4,618,559	)	$	(1,572,972	)	$	(7,361,354	)	$	(5,465,609	)
Cumulative dividend on Series A Convertible Preferred Stock		(338,718	)		(343,101	)		(1,006,466	)		(1,028,950	)
Net loss attributable to common stockholders	$	(4,957,277	)	$	(1,916,073	)	$	(8,367,820	)	$	(6,494,559	)
Weighted average number of common shares and equivalents:		75,700,389			74,488,771			75,476,381			72,004,956
Basic EPS	$	(0.07	)	$	(0.03	)	$	(0.11	)	$	(0.09	)
Diluted EPS	$	(0.07	)	$	(0.03	)	$	(0.11	)	$	(0.09	)